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8081005371 = 34196428803
BaseRepresentation
bin1111000011010101…
…00101101100111011
3202212011211121101020
413201222211230323
5113022214132441
63413511553523
7404153261265
oct74152455473
922764747336
108081005371
113477575a3a
12169638b8a3
139ba265caa
14569352b35
1532469be66
hex1e1aa5b3b

8081005371 has 8 divisors (see below), whose sum is σ = 10800390720. Its totient is φ = 5374478472.

The previous prime is 8081005337. The next prime is 8081005393. The reversal of 8081005371 is 1735001808.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8081005371 - 27 = 8081005243 is a prime.

It is a super-2 number, since 2×80810053712 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8081005171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3213145 + ... + 3215658.

It is an arithmetic number, because the mean of its divisors is an integer number (1350048840).

Almost surely, 28081005371 is an apocalyptic number.

8081005371 is a deficient number, since it is larger than the sum of its proper divisors (2719385349).

8081005371 is a wasteful number, since it uses less digits than its factorization.

8081005371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6429225.

The product of its (nonzero) digits is 6720, while the sum is 33.

The square root of 8081005371 is about 89894.4123458182. The cubic root of 8081005371 is about 2006.7277906232.

The spelling of 8081005371 in words is "eight billion, eighty-one million, five thousand, three hundred seventy-one".

Divisors: 1 3 419 1257 6428803 19286409 2693668457 8081005371